docs: def run_analysis(args):
    """Builds an analysis files for training."""
  
    # Read the schema and input feature types
    schema_list = json.loads(
        file_io.read_file_to_string(args.schema_file))
  
    run_numerical_categorical_analysis(args, schema_list)
  
    # Also save a copy of the schema in the output folder.
    file_io.copy(args.schema_file,
                 os.path.join(args.output_dir, SCHEMA_FILE),
                 overwrite=True)